From: Kalle Valo <kvalo@codeaurora.org>
To: Kevin Cernekee <cernekee@chromium.org>
Cc: arend.vanspriel@broadcom.com, franky.lin@broadcom.com,
brcm80211-dev-list.pdl@broadcom.com,
linux-wireless@vger.kernel.org, mnissler@chromium.org
Subject: Re: [V3,3/3] brcmfmac: Add check for short event packets
Date: Mon, 2 Oct 2017 13:51:49 +0000 (UTC) [thread overview]
Message-ID: <20171002135149.08D0F607CE@smtp.codeaurora.org> (raw)
In-Reply-To: <20170917040824.22237-3-cernekee@chromium.org>
Kevin Cernekee <cernekee@chromium.org> wrote:
> The length of the data in the received skb is currently passed into
> brcmf_fweh_process_event() as packet_len, but this value is not checked.
> event_packet should be followed by DATALEN bytes of additional event
> data. Ensure that the received packet actually contains at least
> DATALEN bytes of additional data, to avoid copying uninitialized memory
> into event->data.
>
> Cc: <stable@vger.kernel.org> # v3.8
> Suggested-by: Mattias Nissler <mnissler@chromium.org>
> Signed-off-by: Kevin Cernekee <cernekee@chromium.org>
Patch applied to wireless-drivers.git, thanks.
dd2349121bb1 brcmfmac: Add check for short event packets
--
https://patchwork.kernel.org/patch/9954607/
https://wireless.wiki.kernel.org/en/developers/documentation/submittingpatches
next prev parent reply other threads:[~2017-10-02 13:51 UTC|newest]
Thread overview: 6+ messages / expand[flat|nested] mbox.gz Atom feed top
2017-09-17 4:08 [PATCH V3 1/3] brcmfmac: Avoid possible out-of-bounds read Kevin Cernekee
2017-09-17 4:08 ` [PATCH V3 2/3] brcmfmac: Delete redundant length check Kevin Cernekee
2017-09-17 4:08 ` [PATCH V3 3/3] brcmfmac: Add check for short event packets Kevin Cernekee
2017-10-02 12:46 ` [V3,3/3] " Kalle Valo
2017-10-02 13:51 ` Kalle Valo [this message]
2017-10-02 14:07 ` [V3,1/3] brcmfmac: Avoid possible out-of-bounds read Kalle Valo
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